"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const fs = require("fs");
let spawn = require('child_process').spawn;
let path = require('path');
// 读取文件夹里面的文件
let dir = "./audio/";
let newDir = "./wav/";
let fileArray = [];
function m4a2wav(val) {
    let newFile = path.parse(val);
    console.log("正在转码: << " + newFile.name + " >>");
    return new Promise((resolve, reject) => {
        let status = spawn('ffmpeg', [
            '-i',
            dir + val,
            newDir + newFile.name + ".wav"
        ]);
        if (!status.error) {
            resolve("<< " + newFile.name + " >>转码成功");
        }
        else {
            reject(status.error);
        }
    });
}
fileArray = fs.readdirSync(dir);
for (let i in fileArray) {
    let log = await m4a2wav(fileArray[i]);
    console.log(log);
}
